Zuglio is a comune (municipality) located in the northeastern Italian autonomous region of Friuli-Venezia Giulia. It is situated within the Regional decentralization entity of Udine and lies in the Val Bût area.
Geographically, the town is positioned approximately 110 kilometres northwest of Trieste and about 45 kilometres northwest of Udine. Historically, Zuglio served as a former bishopric and remains a Latin Catholic titular see.